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|
#! /bin/sh
#
# Init.d file for Samhain, based on the example init.d file written by
# Miquel van Smoorenburg and modified for Debian GNU/Linux by Ian Murdock
#
### BEGIN INIT INFO
# Provides: samhain
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
### END INIT INFO
#
prefix="/usr"
exec_prefix="${prefix}"
PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=${exec_prefix}/sbin/samhain
NAME=samhain
DESC="file integrity checker"
PIDFILE=/var/run/${NAME}/${NAME}.pid
test -x $DAEMON || exit 0
. /lib/lsb/init-functions
set -e
# Check if a daemon is running
running()
{
# Check with pidfile first, if available
if [ -r "$PIDFILE" ] ; then
pid=`cat $PIDFILE`
# No pid, probably no daemon present
if [ -n "$pid" ] ; then
pidofproc -p $PIDFILE $DAEMON
return $?
fi
fi
# Try to find the daemon by name
pidof $DAEMON >/dev/null
return $?
}
# Initialize
init_db()
{
# Initialize the database only if does not exist yet, abort if
# it cannot be created
[ -f /var/lib/samhain/samhain_file ] && return
log_progress_msg "Creating integrity database (this can take some minutes)."
samhain -t init >/var/log/samhain/samhain-init.log 2>&1
if [ ! -f /var/lib/samhain/samhain_file ] ; then
log_failure_msg "Database could not be created. Review /var/log/samhain/samhain-init.log"
log_end_msg 1
exit 1
fi
log_progress_msg "Database created."
}
case "$1" in
start)
[ ! -e /var/run/${NAME} ] && mkdir -p /var/run/${NAME}
log_begin_msg "Starting $DESC: $NAME"
init_db
start-stop-daemon --start --quiet --oknodo --pidfile $PIDFILE --exec $DAEMON
log_end_msg $?
;;
stop)
log_begin_msg "Stopping $DESC: $NAME"
start-stop-daemon --stop --quiet --retry 5 --oknodo --pidfile $PIDFILE --name $NAME
log_end_msg $?
;;
reload)
log_begin_msg "Reloading $DESC configuration files: $NAME"
if running ; then
start-stop-daemon --stop --signal 1 --quiet --exec $DAEMON
log_end_msg $?
else
log_daemon_msg " ERROR: $DAEMON is not running."
log_end_msg 1
fi
;;
restart|force-reload)
log_begin_msg "Restarting $DESC: $NAME"
if running; then
start-stop-daemon --stop --quiet --retry 5 --oknodo --pidfile $PIDFILE --name $NAME
for i in 1 2 3 ; do
if ! running; then break ; fi
sleep 1
done
fi
if ! running ; then
start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON
log_end_msg $?
else
log_daemon_msg " ERROR: $DAEMON did not die in the expected time, will not restart/force-reload"
log_end_msg 1
fi
;;
status)
if [ -e $PIDFILE ] ; then
status_of_proc -p $PIDFILE $DAEMON $NAME && exit 0 || exit $?
else
status_of_proc $DAEMON $NAME && exit 0 || exit $?
fi
;;
*)
N=/etc/init.d/${0##*/}
echo "Usage: $N {start|stop|restart|reload|force-reload|status}" >&2
exit 1
;;
esac
exit 0
|
